Unit 2 Lesson 12

                          UNIT 2 LESSON 12

7. Complete the sentences with an appropiate form of the words in the box.

a. The populated of the world is growing. Will we be able to grow enough food?

b. One reason GM crops are science is that we do not know what the health risks may be.

c. engineer want to recreate the woolly mammoth.

d. Is it controversy to clone a human being?

e. Genetic ethics is a new discipline.

8. Complete the sentences with the verbs in parentheses in the correct tense.

a. does he sometimes used (use) the internet to find information?

b. When the scientists cloned the first animal? (clone)

c. The woolly mammoth existed (not exist) for thousands of years now.

d. do we be able to (be able to) stop people from getting old in the future?

e. the scientists did (do) enough research about the effects of GM crops?

Unit 2 Lesson 11

                                UNIT 2 LESSON 11

5a. Number the sentences in the correct order to make a paragraph.

 1- The Oresund Bridge is more than 7,600 meters long in total and over 200 meters tall, and it opened in

3- 60,000 travelers by car, bus, and train per day. Crossing the Oresund Bridge isn't

2- 82,000 tonnes. It has one of the longest cable-stayed spans in the world at 490 meters. It carries 

4- 2000 to connect Denmark and Sweden. The entire bridge weighs

6- a frequent traveler. The bridge cost $3.8 billion to build.

5- cheap. It costs $53 to go one way in a car, but you can get good discounts if you are

5b. Complete the text with the words in the box.

The Bosphorus Bridge in Turkey is not the longest or largest bridge in the world, but it is famous because it separates two continents,Europe and Asia. Workers completed the bridge in 1973. It has a main span of 1,073 meters and clearance of 64 meters. In 2005, American tennis star Venus Williams played a five-minute tennis game on the Bridge with Turkish player Ipek Senoglu. It was the first tennis match ever to be played across two continents.

6. Read the texts in Exercises 5a and b again. Circle these sentences T (True) or F (False).

a. The Oresund Bridge connects two countries. F

b. If you frequently travel over the bridge, the price is cheaper. T

c. The Oresund Bridge is only for cars and buses. F

d. The Bosphorus Bridge connects two countries. F

e. It has a sports stadium on it. T

f. The Bosphorus Bridge is longer than the Oserund Bridge. F

Unit 2 Lesson 10

                          UNIT 2 LESSON 10

3. Put the words in parentheses into the correct form to complete the sentences.

Do you play a musical instrument? (music)

a. I'm bored. I want to do something new and exciting. (excite)

b. You can lose a lot of weight by Power Bocking. (weigh)

c. I think this is a dangerous sport. (danger)

d. The Rubik's cube was a great invention. (invent)

e. This is a wonderful way of getting exercise. (wonder)

f. What equipment do you need to play that sport? (equip)

Unit 2 Lesson 9

UNIT 2 LESSON 9

1. Solve the clues to complete the puzzle. What is 1 down?

1. He doesn't want to continue studying. He wants to get a. job

2. She has all the qualities you need to running in business.

3. He has a store in the market selling  T-shirts.

4. My store has a wonderful location. It's across from the subway station, so a lot of people walk past.

5. I want to borrow MONEY from my parents, but they don't want to lend me any!

6. We want to make some MONEY by selling cakes .

7. I don't have any long-term goals. I just think about tomorrow.

8. I am a regular customer at the ice cream store. I love ice cream!

Number 1 down is: business

2. Complete the sentences with the correct form of an appropiate verb from the box.

a. She has make a lot of MONEY selling tacos in the market.b.Have you ever eat ham flavored ice cream?c. Blackberries have becomevery popular recently.

d. Has he decide where to open his business yet?

e. They have start working in a supermarket and they like it a lot.

f. We have buy a new computer for our business.

Unit 2 Videos

http://youtu.be/s_Q92joTwlg
http://youtu.be/y3ewvblvTBo
http://youtu.be/AGlyIwuPVd4
http://youtu.be/F7_YGjfVQHo.
http://youtu.be/t-Ic0m5opMM.

Unit 2 Lesson 2

                   UNIT 2 LESSON 2

3. Circle the best option.

a. Manatees weigh/ are weighing 400-550 kg.
b. They live/ are living in warm coastal waters.
c. Manatees eat/ are eating 50 kg of aquatic plants a day.
d. The manatee in the picture eats/ is eating aquatic plants.
e. Their numbers fall/ are falling dramatically.
f. At the moment, the US Fish and Wildlife Service tries/ is trying to protect manatees.

4. Read the clues. Solve the puzzle. What is 1 down?

1. Is the government in your country doing enough to save endangered species?
2. Orangutans live in tropical forests.
3. There are only about 2,500 tigers in the wild. The rest are in zoos.
4. She donates MONEY to the WWF every year.
5. Tigers are nocturnal. They hunt at night.
6. They are disappearing because we are destroying their habitat.
7. Their numbers are falling dramatically.
8. What is the orangutans' favorite food? Do they eat bananas?
9. Polar bears hunt seals and fish.
Number 1 down is extinction.

		g	o	v	e	r	n	m	e	n	t
					x
f	o	r	e	s	t	s
				w	i	l	d
			d	o	n	a	t	e	s
			n	o	c	t	u	r	n	a	l
	h	a	b	i	t	a	t
	f	a	l	l	i	n	g
				f	o	o	d
			h	u	n	t

Unit2 Lesson 8

                     UNIT 2 LESSON 8

7. Complete the sentences with the correct form of the adjectives in the box.

a. Which is high mountain in the world? Mount Everest.

b. Which was violent volcanic eruption in the last 300 years? Krakatoa.

c. What is rainy place on the planet? Mount Waialeale, Hawaii.

(It rains 350 days a year on average.)

d. Is the pacific deep than the Atlantic? Yes.

At one point it's 10,911 meters deep.

e. Is Bill Gates wealthy than Carlos Slim? I don't know who has more, but they are both millionaires.

f. Are dogs popular than cats as pets in the US? Yes, they are.

More people have dogs than cats.

g. Li Enhai from China makes the world's thin noodles are.

x2 than a human a hair! A pasta record!

h. How much does the world's fat cat weigh? 40.8 kilos.

8. Write four questions to ask your classmates next class. (You must know the answer!)

a. Are there dolphins in the Pacific Ocean? If , if any

b. What are the most fast cars ? The Bugatti , Hennessey Venom , Ferrari

c. What is the coldest place on earth ? Antarctica 

d. What animal is endangered ? The polar bear is one of the top 10 endangered

Unit 2 Lesson 7

                             Unit 2 Lesson 7
t the words in the correct order to make sentences.

a.were/doing/What/you/six o’clock/at/night/last/?
What were you doing at six o'clock last night?

b.watching/They/televisión/were/got/I/home/when/.
They when got were watching television I home

c.when/She/hurricane/was/HIT/SLEEPING/town/the/the/.
She was sleeping when the hurricane hit the town

d.they/evacuating/Were/the/levees/CITY/the/broke/when/?
Were evacuating the CITY when the levees broke?

6.- Complete the conversation with the verbs in parentheses in the correct past tense.
A.    What were you doing when the hurricane hit (hit) the coast of Southern florida?
B.    I flew (fly) National Hurricane Center aircraft. My TEAM of meteorologists and I collecting (collect) data about the storm.
A.    What TIME make the hurricane made (make) landfall?
B.    At about 6:00 a.m
A.    How fast was the storm moving (move)?

B.    Not very fast, but the winds blew (blow) violently. It was the worst storm I´ve ever seen. When we realized (realize) the city was flooding, we knew (know) it was a terrible disaster.

Unit 2 Lesson 6

                                                   Unit 2 Lesson 6

3. Complete each sentence with an appropiate word.
a. A deaf person is a person who cannot hear.
b. A blind person is a person who cannot see.
c. The ear is our organ of hearing.
d. Our organ of sight is the eye.
e. When you are short-sighted you need to wear glasses to see in the distance.
f. You can have a sight operation to correct your vision.
4. Put the verbs in parentheses into the correct tense to complete the text.

In 1967, a South African DOCTOR, Christiaan Barnard, PERFORMED (PERFORM) the first human-to-human heart transplant. He and his surgical team took (take) the heart of a 25-year-old woman killed in a car accident and _______ (put) it in the body of a 55-year-old man. The patient survived (survive) for 18 days. Over the next 10-15 years doctors made (make) important medical advances, but many heart transplant patients died (die). Nowadays, the operation having (have) a good success rate. Doctors did (do) approximately 3,500 heart transplants a year, and at the moment researchers work (work) to perfect a mechanical heart. And what of the future? Technology improved (improve) all the time. will we able            (be able) to perform brain transplants one day?

Unit 2 Lesson 5

                           Uni 2 Lesson 5
1. Complete the conversation with words from the box.
Host: Welcome to the show, Dr. Evans. Give us your predictions for 100 years in the future.
Dr. Evans: I'm an optimist. I think there will be many technological advances.
We will be able to cure diseases, like cancer and AIDS.
We'll be able to generate all our energy from nuclear power, so we'll be able.
To cut most greenhouse gas emissions. We'll all have electric cars.
They will be able to DRIVE themselves-they won't need drivers and we'll be able to relax and enjoy the journey!
Host: What about in the field of space travel? Will we be able to travel to other planets?
Dr. Evans: Yes, we'll be able to go to Mars and perhaps we'll be able to LIVE there. In the future, anything is possible!
2. Write three things that you think we definitely won't be able to do in the nest 50 years.
a.No car may blow.
b.Will not be able to find the true ORIGIN of life.
c.Do not ACHIEVE the biggest building. 

Unit 2 Lesson 4

                                Unit 2 Lesson 4
7. Find six verbs in the puzzle. Use them to complete the sentences in the correct tense.
a. Yesterday I leave the house at 7:00 a.m. to go to SCHOOL.
b. She make five calls on her CELL PHONE last night.
c. Chrales Darwin write On the Origin of species in the 19th Century.
d. He hear the jitterbug One Touch because the volume was on loud.
e. Last week we went to the zoo and see an orangutan.
f. Dr. Martin Cooper begin working for Motorola in the 1950s.